Optional update for ninja
This update for ninja to version 1.7.2 fixes the following issues:
This version is an updated build dependency for Chromium (bsc#1055189 fate#323787)
- Ship macros.ninja in %{_rpmconfigdir}/macros.d, as used by meson.
- various small updates and improvements
This update was imported from the SUSE:SLE-12-SP2:Update update project.
- Submitted by Tomáš Chvátal (scarabeus_iv)
Fixed bugs
bnc#1055189
[TRACKERBUG] FATE#323787: [ECO] Update ninja to newer version than 1.7.0